A Nurse Educator Is Teaching a Group of Recent Nursing $\mathrm{K}$

A nurse educator is teaching a group of recent nursing graduates about their occupational risks for contracting hepatitis B. What preventative measures should the educator promote? Select all that apply.

A) Immunization
B) Use of standard precautions
C) Consumption of a vitamin-rich diet
D) Annual vitamin $\mathrm{K}$ injections
E) Annual vitamin $B_{12}$ injections